HYB39S64800AT-8 View Datasheet(PDF) - Siemens AG

Part Name

Description

Manufacturer

HYB39S64800AT-8

64MBit Synchronous DRAM

Siemens AG 

HYB39S64400/800/160AT(L)

64MBit Synchronous DRAM

Column address

counter

Column Addresses

A0 - A9, AP, BA0, BA1

Column address

buffer

Row Addresses

A0 - A11, BA0, BA1

Row address

buffer

Row decoder

Memory array

Bank 0

4096 x 1024

x 4 bit

Row decoder

Memory array

Bank 1

4096 x 1024

x 4 bit

Row decoder

Memory array

Bank 2

4096 x 1024

x 4 bit

Refresh Counter

Row decoder

Memory array

Bank 3

4096 x 1024

x 4 bit

Input buffer Output buffer

DQ0-DQ3

Control logic & timing generator

Block Diagram for 4 bank x 4M x 4 SDRAM

Semiconductor Group

4

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